import axios from 'axios'
import { MessageBox, Message } from 'element-ui'
import store from '@/store'
import { getToken } from '@/utils/auth'
import Setting from '@/settings'

// create an axios instance
const service = axios.create({
  baseURL: Setting.baseApiUrl, // url = base url + request url
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 10000 // request timeout
})

// request interceptor
service.interceptors.request.use(
  config => {
    // do something before request is sent

    if (store.getters.token) {
      // let each request carry token
      // ['X-Token'] is a custom headers key
      // please modify it according to the actual situation
      config.headers['X-Token'] = getToken()
    }
    return config
  },
  error => {
    // do something with request error
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  /**
   * If you want to get http information such as headers or status
   * Please return  response => response
  */

  /**
   * Determine the request status by custom code
   * Here is just an example
   * You can also judge the status by HTTP Status Code
   */
  response => {
    const res = response.data

    switch (res.code) {
      case 200:
          return response.data
      case 400:
          return Promise.reject(response.data || { msg: '未知错误' })
      case 50008:
        MessageBox.confirm('您已退出登录，是否重新登录', '确认退出', {
          confirmButtonText: '确认',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(() => {
          store.dispatch('user/resetToken').then(() => {
            location.reload()
          })
        })
        return Promise.reject(new Error(res.msg || 'Error'))
      default:
          break
      }
  },
  error => {
    console.log('api_error:' + error) // for debug
    Message({
      message: error.msg || error,
      type: 'error',
      duration: 5 * 1000
    })
    return Promise.reject(error)
  }
)

export default service
